"The idea for Jinze had been in my head since I was young, growing up in Hong Kong, " Chang explained.

WSJ: Ancient Village Rises in Shanghai; The Shock of the Old

On Friday, Barclays Capital analysts in Hong Kong led by Jian Chang said that while optimism is definitely in the air, cooler heads should prevail on this one.

FORBES: Barclays Urges Caution On China

Still, the below-50 readings in the HSBC PMI suggest that activity and demand remain soft and that a strong rebound in the fourth appears unlikely, Barclays Capital analysts led by Jian Chang in Hong Kong warned on Wednesday.

FORBES: China Avoiding Crash Landing

Analysts at Barclays Capital, led by Jian Chang in Hong Kong, said the latest data supports their forecast that real GDP growth is likely to slow to 7.3 percent in the third quarter from 7.6 percent in the second quarter.

FORBES: For Investors, A Truer Story About China

Looking ahead, the Autumn Canton trade fair from October 15 to November 4 will be important to watch for in terms of assessing whether such improvements can be sustained into the fourth quarter, Barclays analysts led by Jian Chang in Hong Kong told clients in a note over the weekend.

FORBES: Take That Hard Landing; China Exports Beat Consensus

The site, funded mostly by Chang and his brother, a successful Hong Kong financier, covers 400, 000 square feet, a quarter of which now contains structures whose purposes are quickly evolving.

WSJ: Ancient Village Rises in Shanghai; The Shock of the Old